The purpose of the passage is to tell us thatA．too much money has to be paid for pension.B

The purpose of the passage is to tell us that

A．too much money has to be paid for pension.

B．watch your wallets against the baby-boomers.

C．the baby-boomers are beginning to retire.

D．retirement ages will approved to be raised.

请帮忙给出正确答案和分析，谢谢！